Definitions
1.NounA cutting; a part cut out from the rest of something.
2.NounA part, piece, subdivision of anything.
A group of instruments in an orchestra."The horn section is the group of symphonic musicians who play the French horn."
3.NounA group of instruments in an orchestra."The horn section is the group of symphonic musicians who play the French horn."
4.NounA part of a document, especially a major part; often notated with §.
5.NounAn act or instance of cutting.
6.NounA cross-section (image that shows an object as if cut along a plane).
A cross-section perpendicular the longitudinal axis of an aircraft in flight.
A function that generalizes the notion of the graph of a function; formally, a continuous right inverse to the projection map of a fiber bundle.
A right inverse of a morphism in some category
7.NounA cross-section perpendicular the longitudinal axis of an aircraft in flight.
8.NounA function that generalizes the notion of the graph of a function; formally, a continuous right inverse to the projection map of a fiber bundle.
9.NounA right inverse of a morphism in some category
10.NounAn object which is defined by analogy with sections of fiber bundles but in a more general setting (that of sheaves). Formally, an element of the image of an open set under the action of a (pre-)sheaf.
11.NounAn incision or the act of making an incision.
Ellipsis of Caesarean section.
12.NounEllipsis of Caesarean section.
13.Nounthin section, a thin slice of material prepared as a specimen for research.
14.NounA taxonomic rank below the genus (and subgenus if present), but above the species.
15.NounAn informal taxonomic rank below the order ranks and above the family ranks.
16.NounA group of 10-15 soldiers led by a non-commissioned officer and forming part of a platoon.
17.NounA piece of residential land; a plot.
18.NounSynonym of square mile, a unit of land area, especially in the contexts of Canadian surveys and American land grants and legal property descriptions.
19.NounThe symbol §, denoting a section of a document.
20.NounA sequence of rock layers.
21.NounArcheological section; vertical plane and cross-section of the ground to view its profile and stratigraphy; part of an archeological sequence.
22.NounAngle section, L-section, angle iron, steel angle, slotted angle.
23.NounA class in a school; a group of students in a regularly scheduled meeting with a teacher in a certain school year or semester or school quarter year.
24.VerbTo cut, divide or separate into pieces.
25.VerbTo reduce to the degree of thinness required for study with the microscope.
26.VerbTo commit (a person) to a hospital for mental health treatment as an involuntary patient. So called after various sections of legal acts regarding mental health.
27.VerbTo perform a cesarean section on (someone).